Harold Hargreaves (born 29 May 1876) was a British Indian archaeologist who served as Director General of the Archaeological Survey of India (ASI) from 1928 to 1931.
Born on 29 May 1876, Hargreaves specialized in Buddhist iconography and served as headmaster of the Government High School in Amritsar before joining the Archaeological Survey of India.
Vogel resigned from the survey, Hargreaves was transferred to the Northern Circle to fill in his post.
During his tenure in the Northern Circle, Hargreaves visited the mounds at Harappa, Rajanpur and Sarnath and participated in the excavations at Harappa under John Marshall.
Hargreaves returned to the Frontier Circle a few years later and carried out excavations at Sohr Damb area near Naal, Balochistan in South Western province of Pakistan in May 1924.